This is the Shokz bone conduction wireless earphones "OpenRun Pro" model S810. With an open-ear design that doesn't block your ears, you can use them while running or commuting while still being aware of your surroundings. [Condition] ・Sound output confirmed ・Used item, so please forgive any slight scratches, etc. ・Generally in good condition [Specifications] ・Manufacturer: Shokz ・Product Name: OpenRun Pro ・Model Number: S810 ・Connection Method: Bluetooth ・Input: 5V＝300mA ・Charging: Dedicated magnetic charging terminal ・Features: Bone conduction / Open-ear / Lightweight design for sports [Included Items] ・Main unit only (Charging cable etc. are not included) Please understand that there may be minor scratches or dirt due to the item being used. All included items are shown in the images.